<?php

namespace App\Http\Controllers\Admin;

use App\Http\Requests\RoleCreateRequest;
use App\Http\Requests\RoleUpdateRequest;
use App\Library\R;
use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use App\Models\Role;

class RoleController extends Controller
{
    /**
     * Display a listing of the resource.
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        return view('admin.role.index');
    }

    /**
     * Show the form for creating a new resource.
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        return view('admin.role.create');
    }

    /**
     * Store a newly created resource in storage.
     * @param  \Illuminate\Http\Request $request
     * @return \Illuminate\Http\Response
     */
    public function store(RoleCreateRequest $request)
    {
        $data = $request->only(['name', 'display_name']);
        if (Role::create($data)) {
            return redirect()->to(route('admin.role'))->with(['status' => '添加角色成功']);
        }
        return redirect()->to(route('admin.role'))->withErrors('系统错误');
    }

    /**
     * Display the specified resource.
     * @param  int $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     * @param  int $id
     * @return \Illuminate\Http\Response
     */
    public function edit($id)
    {
        $role = Role::findOrFail($id);
        return view('admin.role.edit', compact('role'));
    }

    /**
     * Update the specified resource in storage.
     * @param  \Illuminate\Http\Request $request
     * @param  int $id
     * @return \Illuminate\Http\Response
     */
    public function update(RoleUpdateRequest $request, $id)
    {
        $role = Role::findOrFail($id);
        $data = $request->only(['name', 'display_name']);
        if ($role->update($data)) {
            return redirect()->to(route('admin.role'))->with(['status' => '更新角色成功']);
        }
        return redirect()->to(route('admin.role'))->withErrors('系统错误');
    }

    /**
     * Remove the specified resource from storage.
     * @param  int $id
     * @return \Illuminate\Http\Response
     */
    public function destroy(Request $request)
    {
        $ids = $request->get('ids');
        if (empty($ids)) {
            return $this->error('请选择删除项');
        }
        if (Role::destroy($ids)) {
            return $this->success('删除成功');
        }

        return $this->error('删除失败');
    }

    /**
     * 分配权限
     */
    public function permission(Request $request, $id)
    {
        $role = Role::findOrFail($id);
        $permissions = $this->tree();
        foreach ($permissions as $key1 => $item1) {
            $permissions[ $key1 ]['own'] = $role->hasPermissionTo($item1['id']) ? 'checked' : false;
            if (isset($item1['_child'])) {
                foreach ($item1['_child'] as $key2 => $item2) {
                    $permissions[ $key1 ]['_child'][ $key2 ]['own'] = $role->hasPermissionTo($item2['id']) ? 'checked' : false;
                    if (isset($item2['_child'])) {
                        foreach ($item2['_child'] as $key3 => $item3) {
                            $permissions[ $key1 ]['_child'][ $key2 ]['_child'][ $key3 ]['own'] = $role->hasPermissionTo($item3['id']) ? 'checked' : false;
                        }
                    }
                }
            }

        }
        return view('admin.role.permission', compact('role', 'permissions'));
    }

    /**
     * 存储权限
     */
    public function assignPermission(Request $request, $id)
    {
        $role = Role::findOrFail($id);
        $permissions = $request->get('permissions');

        if (empty($permissions)) {
            $role->permissions()->detach();
            return redirect()->to(route('admin.role'))->with(['status' => '已更新角色权限']);
        }
        $role->syncPermissions($permissions);
        return redirect()->to(route('admin.role'))->with(['status' => '已更新角色权限']);
    }

}
